X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=crypto%2Frc2%2Frc2.h;h=34c83623172f0d34d5752f185fff3fbfe288af05;hb=97057a1a7de25414ce6141d24d3dea69fb160674;hp=0204745f6f8fa06ff399f7dc7d4ab0d516ceeb8f;hpb=a9be3af5ad4836f7e50f0546311ca90c717b861e;p=oweals%2Fopenssl.git

diff --git a/crypto/rc2/rc2.h b/crypto/rc2/rc2.h
index 0204745f6f..34c8362317 100644
--- a/crypto/rc2/rc2.h
+++ b/crypto/rc2/rc2.h
@@ -59,34 +59,40 @@
 #ifndef HEADER_RC2_H
 #define HEADER_RC2_H
 
-#ifdef  __cplusplus
-extern "C" {
+#include <openssl/opensslconf.h> /* OPENSSL_NO_RC2, RC2_INT */
+#ifdef OPENSSL_NO_RC2
+#error RC2 is disabled.
 #endif
 
 #define RC2_ENCRYPT	1
 #define RC2_DECRYPT	0
 
-#include <openssl/opensslconf.h> /* RC2_INT */
 #define RC2_BLOCK	8
 #define RC2_KEY_LENGTH	16
 
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
 typedef struct rc2_key_st
 	{
 	RC2_INT data[64];
 	} RC2_KEY;
 
  
-void RC2_set_key(RC2_KEY *key, int len, unsigned char *data,int bits);
-void RC2_ecb_encrypt(unsigned char *in,unsigned char *out,RC2_KEY *key,
-	int enc);
+void RC2_set_key(RC2_KEY *key, int len, const unsigned char *data,int bits);
+void RC2_ecb_encrypt(const unsigned char *in,unsigned char *out,RC2_KEY *key,
+		     int enc);
 void RC2_encrypt(unsigned long *data,RC2_KEY *key);
 void RC2_decrypt(unsigned long *data,RC2_KEY *key);
-void RC2_cbc_encrypt(unsigned char *in, unsigned char *out, long length,
+void RC2_cbc_encrypt(const unsigned char *in, unsigned char *out, long length,
 	RC2_KEY *ks, unsigned char *iv, int enc);
-void RC2_cfb64_encrypt(unsigned char *in, unsigned char *out, long length,
-	RC2_KEY *schedule, unsigned char *ivec, int *num, int enc);
-void RC2_ofb64_encrypt(unsigned char *in, unsigned char *out, long length,
-	RC2_KEY *schedule, unsigned char *ivec, int *num);
+void RC2_cfb64_encrypt(const unsigned char *in, unsigned char *out,
+		       long length, RC2_KEY *schedule, unsigned char *ivec,
+		       int *num, int enc);
+void RC2_ofb64_encrypt(const unsigned char *in, unsigned char *out,
+		       long length, RC2_KEY *schedule, unsigned char *ivec,
+		       int *num);
 
 #ifdef  __cplusplus
 }